1022302144021 has 2 divisors, whose sum is σ = 1022302144022. Its totient is φ = 1022302144020.

The previous prime is 1022302143979. The next prime is 1022302144043. The reversal of 1022302144021 is 1204412032201.

1022302144021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (1022302144043) can be obtained adding 1022302144021 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 902091546225 + 120210597796 = 949785^2 + 346714^2 .

It is a cyclic number.

It is not a de Polignac number, because 1022302144021 - 2³³ = 1013712209429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022302143983 and 1022302144001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1022302144621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511151072010 + 511151072011.

It is an arithmetic number, because the mean of its divisors is an integer number (511151072011).

Almost surely, 2^{1022302144021} is an apocalyptic number.

It is an amenable number.

1022302144021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022302144021 is an equidigital number, since it uses as much as digits as its factorization.

1022302144021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1022302144021 its reverse (1204412032201), we get a palindrome (2226714176222).

The spelling of 1022302144021 in words is "one trillion, twenty-two billion, three hundred two million, one hundred forty-four thousand, twenty-one".